Answer the following statements true (T) or false (F)
1) The scalene muscles elevate the ribs and/or flex neck.
2) The superior oblique elevates the mandible.
3) The dioptic muscle rolls eye down and laterally.
4) The digastric muscle depresses the mandible and/or elevates the larynx.
5) The internal intercostal aids in respiration.
6) The rectus abdominis is a muscle that aids in flexing the vertebral column.
1) TRUE
2) FALSE
3) FALSE
4) TRUE
5) TRUE
6) TRUE
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Which of the following is an incorrect pairing of a body system and an endocrine contribution to that system?
a) Thyroid hormones promote normal development and growth of the skeleton. b) Erythropoietin regulates the amount of oxygen carried in blood by adjusting the number of red blood cells. c) Leptin enhances appetite. d) Glucocorticoids depress inflammation and immune responses. e) Epinephrine depresses the activity of the digestive system.
A rope-like continuation of a muscle's epimysium that links it to a bone is a(n)
A. tendon. B. antagonist. C. ligament. D. perimysium.
The only place in the body where blood vessels can be viewed directly is the
A. retina. B. optic chiasm. C. sclera. D. cornea. E. conjunctiva.
Which formed elements are most responsible for humoral immunity?
A. Helper T cells B. Neutrophils C. Mast cells D. B lymphocytes E. Cytotoxic T cells