Which of the following is NOT a function of the respiratory system? A) trapping

Question

Which of the following is NOT a function of the respiratory system? A) trapping of blood clots B) regulation of blood H^+ concentration C) phonation D) net uptake of carbon dioxide from the air and removal of oxygen from the blood E) defense against microbes Which of the following is NOT primarily a function blood plasma? A) providing clotting factors that are ready to be activated B) transport of harmones C) having plasma proteins that exert an osmotic pressure favoring fluid absorption into the capillaries D) being in osmotic balance with red blood cells E) transport of oxygen Which of the following statements is NOT true of the endocrine system? A) Most of its components are anatomically connected, like most other systems of the body. Which of the following statements is NOT true of the endocrine system? A) Most of its components are anatomically connected, like most other systems of the body. B) It is an important regulator of homeostatic mechanisms. C) It is one of two major regulatory systems of the body. D) It is composed of glands that secrete chemical messengers into the blood. E) It influences and is influenced by the nervous system. Which is NOT true about reflexes initialed by muscle spindle activation? A) They result in activation of extrafusal muscle fibers. B) The "knee-jerk" reflex is an example. C) They inhibit the activation of muscles that are stretched. D) They result in activation of alpha motor neurons. E) They have a monosynaptic component. Which best describes a "myofibril"? A) It is a hollow membranous structure that stores calcium. B) It is a cylindrical cellular organelle composed of myofilaments. C) It is composed of a single type of protein and forms cross-bridges. D) It is a single skeletal-muscle cell. E) It is a fibrous junction between a muscle cell and a tendon. It is believed that the rhythmic patterns of the EEG most likely originate from this structure in the brain. A) basal ganglia B) cerebellum C) hippocampus D) hypothalamus E) thalamus

Explanation / Answer

Answers:

6) A. trapping of blood clot

7) E. transport of oxygen

8) A. Most of its components are anatomically connected, like most other systems of the body

9) D. They result in the activation of alpha motor neuron

10) D. It is a single skeletal muscle cell

11) C. Hippocampus.

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