Answer the following statements true (T) or false (F)
1. LDL is sometimes called the “bad” cholesterol.
2. High levels of LDL are associated with the development of atherosclerosis.
3. An atom's mass number is usually greater than its atomic number.
4. An atom's atomic number is usually greater than its mass number.
5. Electrons move in an elliptical orbit rather than a circular orbit around the nucleus.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
5. FALSE
You might also like to view...
The sympathetic postganglionic axons from the superior cervical ganglion innervate a: Sweat glands in the headb: Sweat glands in the palmsc: Smooth muscle of blood vessels in the headd: Smooth muscles of blood vessels in the antebrachial regione: Superior tarsal muscle of the eyef: Submandibular salivary gland
A. b, d B. a, c, e C. b, d, f D. d, e, f E. a, c, f
The reaction of ___________________ atoms in the body altered by magnetic fields and radio-frequency pulses are being measured via MRI.
Fill in the blank(s) with the appropriate word(s).
Factors that aid venous return include all except ________.
A) activity of skeletal muscles B) pressure changes in the thorax C) venous valves D) urinary output
The number of sperm cells ejaculated at one time is about:
a. 100,000–200,000 b. 300 million–500 million c. 1 million–3 million d. 3 million–5 million