Circular folds (plicae circulares) are characteristic of which of the following structures?

(A) transverse colon
(B) stomach
(C) jejunum
(D) cecum
(E) sigmoid


Answer: (C) jejunum

Anatomy & Physiology

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The pulse of a long-distance runner is measured by a doctor. Their heart rate is 53 bpm. This heart rate demonstrates a type of arrhythmia called ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

__________ feedback loops cause a change in a regulated variable in the opposite direction of the initial change.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Catherine is confused by the information on food labels. Instruct her about the differences among the following three she sees on the label: polyunsaturated fat, saturated fat, and monounsaturated fat

What will be an ideal response?

Anatomy & Physiology

A medical practitioner who specializes in the diagnosis and treatment of blood disorders is a( n ) _____.

Select one: a. immunologist b. hematologist c. allergist d. oncologist

Anatomy & Physiology