Answer the following statements true (T) or false (F)
1. An abnormal mass of proliferating cells is called a neoplasm.
2. A neoplasm can either be malignant or benign.
3. A flat, scalelike epithelial cell would be called squamous.
4. Stratified squamous epithelial tissue is composed of a single layer of flat, scalelike cells.
5. Glia cells are an example of connective tissue.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
5. FALSE
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Increased fluid accumulation in the cornea would result in
A. an increase in the ability to transmit light to the retina. B. a scattering of light rays. C. a decrease in the strength of the tissue. D. loss of pigment in the eye. E. blockage of light rays.
An increase in heart rate is accompanied by
a. an increase in L-type Ca2+ channel activity. b. an increase in K+ flux through voltage-gated K+ channels. c. an increase in the passive movement of Na+ into cells of the SA node. d. an increase in the passive movement of K+ out of cells of the SA node. e. a combined increase in passive movement of Na+ and K+ out of the cells of the SA node.
The amount of blood pumped out of each ventricle during a single beat is the __________.
a. cardiac output b. stroke volume c. end-diastolic volume d. end-systolic volume
In a herniated disc, the ring of fibrocartilage called the ________ ruptures and the ________ oozes out
A) nucleus pulposus; lamina B) lamina; nucleus pulposus C) nucleus pulposus; anulus fibrosus D) anulus fibrosus; nucleus pulposus E) anulus fibrosus; body