What histological feature is shared by both the spleen and a lymph node but is lacking in a lymph nodule?
A) Capsule
B) Germinal center
C) Crypt
D) Red pulp
Answer: A
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The reabsorption and secretion of _______ is regulated by parathyroid hormone
a. Ca2+ b. PO43- c. K+ d. Ca2+and PO43- e. PO43- and K+
Answer the following questions true (T) or false (F)
1. Auditory stimuli are sent first to the midbrain where some processing occurs. The remainder of stimuli are routed to the thalamus and then on to the primary auditory cortex in the superior occipital lobe. 2. Motor learning occurs in the substantia nigra of the basal nuclei. 3. Gel-like ground substance is the major component of the extracellular matrix (ECM).
The major difference between an embryo and a fetus is that
A. a fetus can survive outside the mother's womb but an embryo cannot. B. a fetus is smaller than an embryo. C. organ systems are developing in an embryo while all organs are present in a fetus. D. a fetus is a male child while an embryo is a female child. E. None of these choices is correct.
What are the major branches of the abdominal aorta from superior to inferior?
A) Celiac trunk, superior mesenteric artery, renal arteries, gonadal arteries, inferior mesenteric artery, and common iliac arteries B) Superior mesenteric artery, celiac trunk, renal arteries, gonadal arteries, inferior mesenteric artery, and common iliac arteries C) Superior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, inferior mesenteric artery, and common iliac arteries D) Celiac trunk, superior mesenteric artery, gonadal arteries, renal arteries, inferior mesenteric artery, and common iliac arteries E) Superior mesenteric artery, inferior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, and common iliac arteries