Bio Exam 3 Tatiana Luzan Questions and Answers

Bio Exam 3 Tatiana Luzan Questions and Answers

Question 1.
Low ADH effect
Correct Answer: Produces large amounts of dilute urine

Question 2.
Secretion examples
Correct Answer: Hydrogen ions, drugs, toxins

Question 3.
Cornea
Correct Answer: Transparent 'windshield' at the front of the eye

Question 4.
Natural immunity
Correct Answer: Developed naturally (upon encounter of the infectious agent
and developing a disease).

Question 5.
Allergy
Correct Answer: Overreaction of immune system to harmless substances.

Question 6.
Tympanic Membrane
Correct Answer: The eardrum vibrates in response to sound

Question 7.
Hyperpolarization
Correct Answer: A slight 'dip' in a more negative potential than resting,
sometimes happens.

Question 8.
Intracellular receptor
Correct Answer: Receptor located inside the cell

Question 9.
Estrogen (Ovaries)
Correct Answer: Female characteristics; uterine lining.

Question 10.
Peptide hormone
Correct Answer: Water-soluble hormone made of amino acid chains

Question 11.
Parathyroid hormone (PTH)
Correct Answer: Parathyroid gland — Raises blood calcium

,Question 12.
Bowman's capsule
Correct Answer: Collects filtrate from glomerulus

Question 13.
HIV
Correct Answer: Virus that destroys helper T cells.

Question 14.
Calcitonin
Correct Answer: Thyroid gland — Lowers blood calcium by inhibiting calcium
release from bones

Question 15.
Olfactory bulb
Correct Answer: Involved in smell perception

Question 16.
Pathogen
Correct Answer: Disease-causing organism

Question 17.
Cell body
Correct Answer: Body of the neuron, has organelles, executes routine functions
(protein synthesis etc), plus integrates incoming signals and generates action
potential.

Question 18.
Renal pelvis
Correct Answer: Collects urine before it enters ureter

Question 19.
Synaptic cleft
Correct Answer: The tiny gap between a sending and receiving neuron

Question 20.
White blood cells
Correct Answer: Include leukocytes and lymphocytes

Question 21.
Interferons
Correct Answer: Proteins that inhibit viral replication, part of innate response.

Question 22.
Passive immunity
Correct Answer: Immunity from antibodies received

, Question 23.
Inhibiting hormones (Hypothalamus)
Correct Answer: Inhibit release of hormones from anterior pituitary.

Question 24.
Foreign antigen
Correct Answer: Triggers immune response

Question 25.
Glucagon
Correct Answer: Pancreas — Raises blood glucose

Question 26.
Mechanoreceptor
Correct Answer: Responds to physical deformation like stretching or dimpling

Question 27.
Renal cortex
Correct Answer: Outer kidney region where filtration occurs

Question 28.
High ADH effect
Correct Answer: Produces small amounts of concentrated urine

Question 29.
Inflammation
Correct Answer: Local, non-specific response causing redness, heat, swelling
and pain

Question 30.
Autonomic Nervous System
Correct Answer: Part of the PNS controlling involuntary responses, divided into
sympathetic and parasympathetic

Question 31.
Diffuse neural network
Correct Answer: Cnidarians system, nerve net that is woven equally through the
body of cnidarians (hydra or corals)

Question 32.
Reabsorption location
Correct Answer: Mainly occurs in proximal tubule

Question 33.
Mineralocorticoids (e.g., aldosterone)
Correct Answer: Adrenal cortex — Increase salt/water reabsorption