Which of these synovial joints does not have at least one rounded or convex surface?

A. Pivot
B. Ball and socket
C. Condylar
D. Saddle
E. Plane


Answer: E

Anatomy & Physiology

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In clinical estimates, ________ of total body water is in the ICF and ________ in the ECF

A) one-tenth; nine-tenths B) one-quarter; three-quarters C) one-half; one-half D) two-thirds; one-third E) one-third; two-thirds

Anatomy & Physiology

Atropine is sometimes used to dilate the pupil for an eye examination. Which receptor would atropine block?

A. Nicotinic receptor B. Beta receptor C. Alpha 1 adrenergic receptor D. Alpha 2 adrenergic receptor E. Muscarinic receptor

Anatomy & Physiology

Platelets are cell fragments formed from:

A) lymphocytes. B) megakaryocytes. C) monoblasts. D) myeloblasts.

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To reduce brain swelling by pulling water out of brain cells, a substance can be injected intravenously to increase the osmotic pressure of interstitial fluid. Which of the following properties must this substance lack in order to be effective?

A) permeable to capillary endothelium B) nontoxic to neurons C) permeable to brain plasma membranes D) impermeable to brain plasma membranes E) soluble in water

Anatomy & Physiology