Which of the following is not true of cholesterol?
A. LDLs are molecules that transport cholesterol to the tissues for use by the cells.
B. A cholesterol level of greater than 200 mg/dl is associated with an increase in the likelihood of developing cardiovascular disease.
C. For the best health, it is recommended that the LDL and HDL levels in the blood should be as low as possible.
D. HDLs are molecules that are transported to the liver for decomposition and removal from the body.
E. All of these are true of cholesterol.
Answer: C
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Introduction to the Structural Units: In each of the examples below, choose the term that correctly describes the human body according to anatomical position.
a. In the anatomical position, the palms are ___ or backward. b. The liver is superior or ___ to the diaphragm. c. The hand is proximal or ___ to the elbow. d. The shoulder blade is on the anterior or ___ part of the body. e. Cranial refers to the ___ or tail end of the body. f. The coronal plane divides the body into ___ or right and left sections. g. The arms are located on the medial or ___ side of the body. h. The transverse plane divides the body into ___ or anterior and posterior parts.
These muscles extend from a superior rib inferomedially to the adjacent inferior rib. They elevate the ribs upon contraction, thereby increasing the transverse dimensions of the thoracic cavity during inhalation
A. External intercostals B. Scalenes C. Transversus thoracis D. Internal intercostals E. Serratus posterior inferior
Which structure in the figure detects touch sensations?
a) A b) B c) C d) D e) G
The triceps brachii helps the pectoralis major flex the arm. In this example the triceps is which of the following?
A. An antagonist B. A fixator C. A synergist D. An agonist