IVY TECH APHY 101 FINAL EXAM – 200 Most
Tested Questions with Verified Answers &
Rationales | Comprehensive Study Guide | instant
pdf download
Coverage Overview:
This 200-question test bank comprehensively covers the first semester Anatomy and
Physiology curriculum (APHY 101). Each question includes a verified answer in bold italic
with a tick and a detailed rationale. Key topics include:
Levels of Organization & Homeostasis: Chemical, cellular, tissue, organ, organ
system, organismal levels. Negative and positive feedback mechanisms and
examples.
Chemistry: Atomic structure (protons, neutrons, electrons), isotopes, chemical
bonds (ionic, covalent, hydrogen), pH scale (acids, bases, buffers), water properties
(polarity, solvent), major organic molecules (carbohydrates, lipids, proteins, nucleic
acids), enzymes as catalysts.
Cell Biology: Plasma membrane structure (fluid mosaic model, phospholipids,
proteins), organelles (mitochondria, ribosomes, ER, Golgi, nucleus), transport
processes (simple diffusion, facilitated diffusion, osmosis, active transport, Na⁺/K⁺
pump, endocytosis/exocytosis), cell cycle (interphase, mitosis phases: prophase,
metaphase, anaphase, telophase), tonicity (hypertonic, hypotonic, isotonic
solutions).
Tissues: Four primary tissue types (epithelial, connective, muscle, nervous).
Epithelial classification (simple, stratified, squamous, cuboidal, columnar,
transitional). Glandular epithelium (exocrine vs. endocrine). Connective tissue types
(loose, dense, adipose, cartilage, bone, blood). Muscle tissue types (skeletal,
cardiac, smooth). Nervous tissue components (neurons, neuroglia).
Integumentary System: Skin layers (epidermis layers: stratum basale, spinosum,
granulosum, lucidum, corneum; dermis: papillary, reticular; hypodermis),
melanocytes, sebaceous glands, sweat glands (eccrine, apocrine), functions
(protection, temperature regulation, vitamin D synthesis, sensation).
Skeletal System: Axial vs. appendicular skeleton, bone classification (long, short,
flat, irregular), long bone structure (diaphysis, epiphysis, medullary cavity,
periosteum, endosteum), bone cells (osteoblasts, osteocytes, osteoclasts), bone
, formation (ossification, epiphyseal plate growth), bone repair, vertebral column
(cervical 7, thoracic 12, lumbar 5), rib classification (true, false, floating), skull bones.
Articulations (Joints): Functional classification (synarthrosis, amphiarthrosis,
diarthrosis), structural classification (fibrous, cartilaginous, synovial), types of
synovial joints (ball-and-socket, hinge, pivot, saddle, condyloid, plane), movements
(flexion, extension, abduction, adduction, rotation).
Muscular System: Muscle tissue types, skeletal muscle structure (epimysium,
perimysium, endomysium, fascicle, sarcomere, myofibril), sliding filament theory
(actin, myosin, troponin, tropomyosin), neuromuscular junction (acetylcholine, motor
end plate), excitation-contraction coupling, muscle metabolism (ATP, creatine
phosphate, glycolysis, aerobic respiration), motor unit, major muscles (biceps
brachii, triceps brachii, deltoid, quadriceps, hamstrings, gastrocnemius).
Nervous System: Neuron structure (cell body, dendrites, axon, myelin sheath,
nodes of Ranvier), neuroglia (Schwann cells, oligodendrocytes, astrocytes,
microglia), resting membrane potential (-70 mV), action potential (threshold,
depolarization, repolarization, hyperpolarization, absolute/relative refractory periods),
saltatory conduction, synapse (synaptic cleft, neurotransmitters), reflex arc
components.
Central Nervous System: Brain regions (cerebrum lobes: frontal, parietal, temporal,
occipital; cerebellum, diencephalon: thalamus, hypothalamus, epithalamus;
brainstem: midbrain, pons, medulla oblongata), meninges (dura mater, arachnoid
mater, pia mater), cerebrospinal fluid (choroid plexus), blood-brain barrier, functional
areas (primary motor cortex, somatosensory cortex, visual cortex, auditory cortex,
Broca's area, Wernicke's area), spinal cord structure.
Peripheral Nervous System: Cranial nerves (12 pairs, functions, e.g., olfactory I,
optic II, vagus X), spinal nerves, autonomic nervous system divisions (sympathetic:
fight-or-flight; parasympathetic: rest-and-digest), neurotransmitters (acetylcholine,
norepinephrine).
Special Senses: Olfaction (olfactory epithelium), gustation (taste buds, five tastes),
vision (eye structures: cornea, lens, retina, rods, cones, optic disc, fovea centralis,
accommodation), hearing and equilibrium (external/middle/inner ear, tympanic
membrane, ossicles, cochlea, organ of Corti, semicircular canals, vestibule).
Endocrine System: Hormone classification, hypothalamus-pituitary axis, anterior
pituitary hormones (GH, TSH, ACTH, FSH, LH, prolactin), posterior pituitary
hormones (ADH, oxytocin), thyroid gland (T3/T4, calcitonin), parathyroid gland
(PTH), adrenal gland (cortex: cortisol, aldosterone; medulla: epinephrine,
, norepinephrine), pancreas (insulin, glucagon), pineal gland (melatonin), feedback
mechanisms.
Blood: Composition (plasma, formed elements: erythrocytes, leukocytes, platelets),
hematopoiesis, hemoglobin, ABO and Rh blood groups, universal donor/recipient,
hemostasis (platelet plug, coagulation cascade).
Cardiovascular System: Heart anatomy (chambers, valves: tricuspid, mitral,
pulmonary, aortic; layers: epicardium, myocardium, endocardium), cardiac
conduction system (SA node, AV node, Bundle of His, Purkinje fibers), ECG (P
wave, QRS complex, T wave), cardiac cycle (systole, diastole), blood vessels
(arteries, capillaries, veins), pulmonary vs. systemic circuits, major arteries and
veins, blood pressure regulation.
Lymphatic System & Immunity: Lymphatic vessels, lymph nodes, spleen, thymus,
innate vs. adaptive immunity, humoral vs. cell-mediated immunity, antibodies
(immunoglobulins), active vs. passive immunity.
Respiratory System: Upper and lower tract, nasal cavity, pharynx, larynx (vocal
cords), trachea, bronchi, alveoli, mechanics of breathing (diaphragm, intercostals),
lung volumes (tidal volume, vital capacity, residual volume), gas exchange (external
and internal respiration), transport of O₂ and CO₂ (hemoglobin, bicarbonate).
Digestive System: Alimentary canal (mouth, pharynx, esophagus, stomach, small
intestine, large intestine), accessory organs (salivary glands, liver, gallbladder,
pancreas), peristalsis and segmentation, enzymes (amylase, pepsin, lipase),
absorption (villi, microvilli), hormones (gastrin, secretin, CCK).
Urinary System: Kidney anatomy, nephron structure (renal corpuscle: glomerulus,
Bowman's capsule; renal tubule: PCT, loop of Henle, DCT, collecting duct), urine
formation (filtration, reabsorption, secretion), juxtaglomerular apparatus, regulation of
water/electrolyte balance (ADH, aldosterone), micturition.
Reproductive System: Male: testes, spermatogenesis, epididymis, vas deferens,
accessory glands (seminal vesicles, prostate, bulbourethral), penis, testosterone.
Female: ovaries, oogenesis, fallopian tubes, uterus (endometrium, myometrium),
vagina, menstrual cycle (follicular phase, ovulation, luteal phase), hormones
(estrogen, progesterone, FSH, LH), fertilization, pregnancy basics.
Developmental Biology (introductory): Cleavage, blastocyst, gastrulation, germ
layers (ectoderm, mesoderm, endoderm), fetal development basics.
, Q1. Which level of structural organization is the simplest?
A) Tissue level
B) Organ level
C) ✓ Chemical level
D) Cellular level
The chemical level includes atoms and molecules and is the most basic level of
organization.
Q2. The maintenance of a relatively stable internal environment is termed:
A) Metabolism
B) ✓ Homeostasis
C) Differentiation
D) Adaptation
Homeostasis is the body's ability to maintain stable internal conditions despite external
changes.
Q3. Which feedback mechanism is most common in the body and reverses a
change?
A) Positive feedback
B) ✓ Negative feedback
C) Feedforward control
Tested Questions with Verified Answers &
Rationales | Comprehensive Study Guide | instant
pdf download
Coverage Overview:
This 200-question test bank comprehensively covers the first semester Anatomy and
Physiology curriculum (APHY 101). Each question includes a verified answer in bold italic
with a tick and a detailed rationale. Key topics include:
Levels of Organization & Homeostasis: Chemical, cellular, tissue, organ, organ
system, organismal levels. Negative and positive feedback mechanisms and
examples.
Chemistry: Atomic structure (protons, neutrons, electrons), isotopes, chemical
bonds (ionic, covalent, hydrogen), pH scale (acids, bases, buffers), water properties
(polarity, solvent), major organic molecules (carbohydrates, lipids, proteins, nucleic
acids), enzymes as catalysts.
Cell Biology: Plasma membrane structure (fluid mosaic model, phospholipids,
proteins), organelles (mitochondria, ribosomes, ER, Golgi, nucleus), transport
processes (simple diffusion, facilitated diffusion, osmosis, active transport, Na⁺/K⁺
pump, endocytosis/exocytosis), cell cycle (interphase, mitosis phases: prophase,
metaphase, anaphase, telophase), tonicity (hypertonic, hypotonic, isotonic
solutions).
Tissues: Four primary tissue types (epithelial, connective, muscle, nervous).
Epithelial classification (simple, stratified, squamous, cuboidal, columnar,
transitional). Glandular epithelium (exocrine vs. endocrine). Connective tissue types
(loose, dense, adipose, cartilage, bone, blood). Muscle tissue types (skeletal,
cardiac, smooth). Nervous tissue components (neurons, neuroglia).
Integumentary System: Skin layers (epidermis layers: stratum basale, spinosum,
granulosum, lucidum, corneum; dermis: papillary, reticular; hypodermis),
melanocytes, sebaceous glands, sweat glands (eccrine, apocrine), functions
(protection, temperature regulation, vitamin D synthesis, sensation).
Skeletal System: Axial vs. appendicular skeleton, bone classification (long, short,
flat, irregular), long bone structure (diaphysis, epiphysis, medullary cavity,
periosteum, endosteum), bone cells (osteoblasts, osteocytes, osteoclasts), bone
, formation (ossification, epiphyseal plate growth), bone repair, vertebral column
(cervical 7, thoracic 12, lumbar 5), rib classification (true, false, floating), skull bones.
Articulations (Joints): Functional classification (synarthrosis, amphiarthrosis,
diarthrosis), structural classification (fibrous, cartilaginous, synovial), types of
synovial joints (ball-and-socket, hinge, pivot, saddle, condyloid, plane), movements
(flexion, extension, abduction, adduction, rotation).
Muscular System: Muscle tissue types, skeletal muscle structure (epimysium,
perimysium, endomysium, fascicle, sarcomere, myofibril), sliding filament theory
(actin, myosin, troponin, tropomyosin), neuromuscular junction (acetylcholine, motor
end plate), excitation-contraction coupling, muscle metabolism (ATP, creatine
phosphate, glycolysis, aerobic respiration), motor unit, major muscles (biceps
brachii, triceps brachii, deltoid, quadriceps, hamstrings, gastrocnemius).
Nervous System: Neuron structure (cell body, dendrites, axon, myelin sheath,
nodes of Ranvier), neuroglia (Schwann cells, oligodendrocytes, astrocytes,
microglia), resting membrane potential (-70 mV), action potential (threshold,
depolarization, repolarization, hyperpolarization, absolute/relative refractory periods),
saltatory conduction, synapse (synaptic cleft, neurotransmitters), reflex arc
components.
Central Nervous System: Brain regions (cerebrum lobes: frontal, parietal, temporal,
occipital; cerebellum, diencephalon: thalamus, hypothalamus, epithalamus;
brainstem: midbrain, pons, medulla oblongata), meninges (dura mater, arachnoid
mater, pia mater), cerebrospinal fluid (choroid plexus), blood-brain barrier, functional
areas (primary motor cortex, somatosensory cortex, visual cortex, auditory cortex,
Broca's area, Wernicke's area), spinal cord structure.
Peripheral Nervous System: Cranial nerves (12 pairs, functions, e.g., olfactory I,
optic II, vagus X), spinal nerves, autonomic nervous system divisions (sympathetic:
fight-or-flight; parasympathetic: rest-and-digest), neurotransmitters (acetylcholine,
norepinephrine).
Special Senses: Olfaction (olfactory epithelium), gustation (taste buds, five tastes),
vision (eye structures: cornea, lens, retina, rods, cones, optic disc, fovea centralis,
accommodation), hearing and equilibrium (external/middle/inner ear, tympanic
membrane, ossicles, cochlea, organ of Corti, semicircular canals, vestibule).
Endocrine System: Hormone classification, hypothalamus-pituitary axis, anterior
pituitary hormones (GH, TSH, ACTH, FSH, LH, prolactin), posterior pituitary
hormones (ADH, oxytocin), thyroid gland (T3/T4, calcitonin), parathyroid gland
(PTH), adrenal gland (cortex: cortisol, aldosterone; medulla: epinephrine,
, norepinephrine), pancreas (insulin, glucagon), pineal gland (melatonin), feedback
mechanisms.
Blood: Composition (plasma, formed elements: erythrocytes, leukocytes, platelets),
hematopoiesis, hemoglobin, ABO and Rh blood groups, universal donor/recipient,
hemostasis (platelet plug, coagulation cascade).
Cardiovascular System: Heart anatomy (chambers, valves: tricuspid, mitral,
pulmonary, aortic; layers: epicardium, myocardium, endocardium), cardiac
conduction system (SA node, AV node, Bundle of His, Purkinje fibers), ECG (P
wave, QRS complex, T wave), cardiac cycle (systole, diastole), blood vessels
(arteries, capillaries, veins), pulmonary vs. systemic circuits, major arteries and
veins, blood pressure regulation.
Lymphatic System & Immunity: Lymphatic vessels, lymph nodes, spleen, thymus,
innate vs. adaptive immunity, humoral vs. cell-mediated immunity, antibodies
(immunoglobulins), active vs. passive immunity.
Respiratory System: Upper and lower tract, nasal cavity, pharynx, larynx (vocal
cords), trachea, bronchi, alveoli, mechanics of breathing (diaphragm, intercostals),
lung volumes (tidal volume, vital capacity, residual volume), gas exchange (external
and internal respiration), transport of O₂ and CO₂ (hemoglobin, bicarbonate).
Digestive System: Alimentary canal (mouth, pharynx, esophagus, stomach, small
intestine, large intestine), accessory organs (salivary glands, liver, gallbladder,
pancreas), peristalsis and segmentation, enzymes (amylase, pepsin, lipase),
absorption (villi, microvilli), hormones (gastrin, secretin, CCK).
Urinary System: Kidney anatomy, nephron structure (renal corpuscle: glomerulus,
Bowman's capsule; renal tubule: PCT, loop of Henle, DCT, collecting duct), urine
formation (filtration, reabsorption, secretion), juxtaglomerular apparatus, regulation of
water/electrolyte balance (ADH, aldosterone), micturition.
Reproductive System: Male: testes, spermatogenesis, epididymis, vas deferens,
accessory glands (seminal vesicles, prostate, bulbourethral), penis, testosterone.
Female: ovaries, oogenesis, fallopian tubes, uterus (endometrium, myometrium),
vagina, menstrual cycle (follicular phase, ovulation, luteal phase), hormones
(estrogen, progesterone, FSH, LH), fertilization, pregnancy basics.
Developmental Biology (introductory): Cleavage, blastocyst, gastrulation, germ
layers (ectoderm, mesoderm, endoderm), fetal development basics.
, Q1. Which level of structural organization is the simplest?
A) Tissue level
B) Organ level
C) ✓ Chemical level
D) Cellular level
The chemical level includes atoms and molecules and is the most basic level of
organization.
Q2. The maintenance of a relatively stable internal environment is termed:
A) Metabolism
B) ✓ Homeostasis
C) Differentiation
D) Adaptation
Homeostasis is the body's ability to maintain stable internal conditions despite external
changes.
Q3. Which feedback mechanism is most common in the body and reverses a
change?
A) Positive feedback
B) ✓ Negative feedback
C) Feedforward control
