The intestinal feature responsible for increasing the absorptive surface area the most are

a. circular folds
b. villi
c. microvilli
d. crypts
e. none of the above


C

Anatomy & Physiology

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Together, the inflation and deflation reflexes are known as the ________ reflexes.

A) red herring B) Hering-Breuer C) Breuer-Shipley D) chemoreceptor E) vagal

Anatomy & Physiology

A 21-year-old man developed a hernia after lifting heavy boxes while moving into his new house. During the repair of his resulting hernia, the urologist recalls that the genitofemoral nerve:

(A) Runs in front of the quadratus lumborum (B) Is a branch of the femoral nerve (C) Supplies the testis (D) Passes through the deep inguinal ring (E) Gives rise to an anterior scrotal branch

Anatomy & Physiology

The actions of thyroid hormones in stimulating body growth are permissive to the actions of growth hormone.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Changes in the immune system that accompany aging include

A) T cells becoming less responsive to antigens. B) more cytotoxic T cells responding to infections. C) increased numbers of T helper cells. D) higher levels of antibodies after initial exposure to antigens. E) enlargement of the thymus and increased levels of circulating thymic hormones.

Anatomy & Physiology