- Study guides, Class notes & Summaries

Hemocrit - correct answer A sample that shows the percentage of plasma and formed elements in the blood Plasma - correct answer A liquid that makes up about 55 percent of the blood Erythrocytes - correct answer red blood cells Leukocytes - correct answer White blood cells Thrombocytes - correct answer Platelets Erythrocytes - correct answer Composes ~45% of blood Plasma - correct answer Composed of water (91%), plasma proteins (7%), an...

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5 pages

Written in 2025/2026

Grade A+

Rechga

Define physiology and explain how it is related to other science disciplines. - correct answer the study of functioning of a normal living organism and its component parts, including chemical and physical processes List the levels of structural organization that make up the human body and explain how the levels increase in complexity - correct answer atom - molecules - cells - tissues - organs - organ systems - organisms - populations of species - ecosystem of diff species - biosp...

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33 pages

Written in 2025/2026

Grade A+

Rechga

surface area to volume ratio - correct answer decreases as animal gets larger -larger animals have a harder time with heat loss multicellularity - correct answer evolution of organisms that are bigger than single celled organisms that allow for specialization types of tissues - correct answer epithelial, muscle, nervous, connective epithelial tissue - correct answer barrier to mechanical disturbance, microbes & fluid loss, absorption & secretion, sheets of tight...

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8 pages

Written in 2025/2026

Grade A+

Rechga

Blood flow can be quantified in "mm/s" units. T/F - correct answer False Myogenic control is a process that allows arterioles to vasocontrict to reduce blood flow. T/F - correct answer True There is a net movement of water from the capillaries to the interstitial spaces. T/F - correct answer True By increasing blood volume, blood pressure will increase as well. T/F - correct answer True Pulse pressure is calculated as diastolic pressure - the systolic pr...

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7 pages

Written in 2025/2026

Grade A+

Rechga

What is the correct order of the layers of the integumentary system, from superficial to deep? - correct answer 1. Epidermis 2. Dermis 3. Subcutaneous layer. How does skin help maintain homeostasis? - correct answer It helps to regulate body, temperatures, protect from antigens, and excrete waste products Lymph is identical in composition to what? - correct answer Blood plasma What are the functions of lymph? - correct answer 1. Lymph transports antibodies to ...

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3 pages

Written in 2025/2026

Grade A+

Rechga

What are the three ways PH is regulated in the body? - correct answer ? How do the kidneys function to combat acidosis? - correct answer ? Describe the equation for net filtration pressure? - correct answer Describe the pressures that drive and reduce the glomerular filtration rate? - correct answer net filtration pressure drives it. How does blood flow to the following region the body? Brain, skin, kidney, Gi and skeletal muscle - correct answer ? O...

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2 pages

Written in 2025/2026

Grade A+

Rechga

Sperm in the epididymis travel immediately next to the: - correct answer ductus deferens Which of the following ducts travels through the prostate? - correct answer Ejaculatory duct Which of the following male accessory sex glands produces a yellowish secretion containing fructose, prostaglandins, coagulating proteins and enzymes? - correct answer Seminal vesicle The reduction in the number of chromosomes to half the normal count occurs during: - correct answer m...

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15 pages

Written in 2025/2026

Grade A+

Rechga

4 basic themes of physiology - correct answer 1. Homeostasis 2. Biological energy 3. Structure/function relationships 4. Communication Homeostasis - correct answer -Maintenance of a stable/constant internal environment - Set point = acceptable/desired target value around which an acceptable range is set, usually an average - Dynamic steady state - Maintained by antagonistic negative feedback mechanisms Ex. Blood glucose levels, body temperature, blood pressure, blood p...

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8 pages

Written in 2025/2026

Grade A+

Rechga

The process of copying DNA into RNA - correct answer transcription Process of converting an RNA sequence into an amino acid sequence - correct answer Translation Tanning beds are: - correct answer highly carcinogenic Author's purpose for WWGS - correct answer it applied natural selection and other ultimate (evolutionary) perspectives to understand why we are imperfect Generally true of caffeine - correct answer The reason that all of the cells wit...

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4 pages

Written in 2025/2026

Grade A+

Rechga

What do plants need to carry on photosynthesis? - correct answer H2O and CO2 Organisms that derive their chemical energy either from process of chemosynthesis or photosynthesis are classified as? - correct answer autotrophs Chlorophyll reflects (doesn't absorb) which color light? - correct answer Green Where in a plant cell is chlorophyll found? - correct answer In the thylakoids The flow of what particle across the thylakoid membrane powers the production ...

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14 pages

Written in 2025/2026

Grade A+

Rechga

Which compounds do mast cells produce? - correct answer histamine Muscular contraction moves food through the alimentary canal by a process called ________. - correct answer peristalsis One way to prevent a global pandemic of avian influenza would be to ________. - correct answer develop a vaccine against the avian influenza virus What happens during inhalation? - correct answer diaphragm contracts The fiber in your diet is actually - correct answer cell...

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5 pages

Written in 2025/2026

Grade A+

Rechga

What is the authors' purpose for WWGS ? - correct answer It applies natural selection and other ultimate (evolutionary) perspectives to understand why we are imperfect What was Mark Twain's insight into anxiety? - correct answer People suffer from problems that don't actually exist. What is the central paradox exposed by WWGS? - correct answer We possess intricate adaptations yet still suffer from crude problems Which are examples of proximate perspective (as ...

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8 pages

Written in 2025/2026

Grade A+

Rechga

1. Small masses of neuron cell bodies located outside the CNS are called A) interneurons. B) plexuses. C) nerves. D) ganglia. E) nuclei. - correct answer D) ganglia. 2. The substance released at axonal endings to propagate a nervous impulse is called a A) ion. B) cholinesterase. C) neurotransmitter. D) biogenic amine. - correct answer C) neurotransmitter. 3. Neuroglia that are positioned between neurons and capillaries to form part of the blood-brain barrier a...

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45 pages

Written in 2025/2026

Grade A+

Rechga

Actin - correct answer A protein that, along with myosin, is the chief component of muscle; makes up the thin filament of a muscle fibre. Aldosterone - correct answer A type of mineralocorticoid hormone secreted by the adrenal cortex; stimulates the distal tubule and collecting duct of the kidneys to increase the absorption of sodium into the bloodstream, which is followed by the passive absorption of water and chloride. Anabolic - correct answer Compound-synthesizing met...

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10 pages

Written in 2025/2026

Grade A+

Rechga

The endosteum is the - correct answer lining of the medullary cavity In endochondral bone formation the original pattern for the bone is made of - correct answer hyaline cartilage The shaft of the long bone is the - correct answer diaphysis The function of the osteoblasts is to - correct answer produce new bone formation The epiphyseal plate is located in the - correct answer metaphysis The distal and proximal extremities of a bone are the - correct a...

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10 pages

Written in 2025/2026

Grade A+

Rechga