Valves are important for promoting one-way flow of blood through the heart and some large veins
Indicate whether the statement is true or false.
TRUE
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Match the following reflexes to their function:
A) Plantar B) Crossed-extensor C) Flexor D) Stretch E) Golgi tendon 1) Tests both upper and lower motor pathways. The sole of the foot is stimulated with a dull instrument. 2) Consists of an ipsilateral withdrawal reflex and a contralateral extensor reflex; important in maintaining balance. 3) Produces a rapid withdrawal of the body part from a painful stimulus; ipsilateral. 4) Prevents muscle overstretching and maintains muscle tone. 5) Produces muscle relaxation and lengthening in response to tension; the contracting muscle relaxes as its antagonist is activated.
What is the difference between cellulose and starch?
A) Starch is a polysaccharide, but cellulose is not. B) They are linked differently. C) They are in different locations in the animal cell. D) Cellulose is a polysaccharide, but starch is not.
First-degree burns only damage the epidermis
a. True b. False Indicate whether the statement is true or false
Which of the following individuals would have the largest percentage of their body weight as water?
A. A healthy 88-year-old male B. A lean 35-year-old male athlete C. A 7-month-old female D. A chunky 52-year-old male athlete E. An adult female marathon runner