Bronchial Tree: ______ contain cartilage, while _____ do not (though they have more smooth muscle).
Fill in the blank(s) with the appropriate word(s).
Ans: Bronchi, bronchioles
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Which of the following is a benefit of using phosphocreatine to store energy (as compared to ATP)?
A) Phosphocreatine can be used by almost any process requiring an input of energy. B) Phosphocreatine can diffuse more easily to areas needing energy. C) Phosphocreatine allows muscles to stop using ATP, conserving it for other uses. D) Phosphocreatine is produced during periods of high muscle activity.
Some cell adhesion molecules are peripheral proteins and some are integral proteins
Indicate whether the statement is true or false
A physical fitness trainer for a young Hollywood movie star explains the reasons for 100 stomach crunches a day. The young star, a medical student before "hitting it big," reaffirms to his trainer that the lateral mar- gin of the rectus abdominis, the muscle responsible for a washboard stomach, defines which of the following structures?
(A) Linea alba (B) Linea semilunaris (C) Linea semicircularis (D) Transversalis fascia (E) Falx inguinalis
Eyelashes, pain receptors, fingernails, and sweat glands would all be part of which system?
a. muscular b. nervous c. integumentary d. lymphatic