What are circadian rhythms and why are they important?

What will be an ideal response?


Answer: Circadian rhythms are patterns of physical, emotional, and behavioral changes that follow a roughly 24-hour cycle in accordance with the hours of darkness and light in the individual's environment. This rhythmic cycle is essential for optimal performance of the human brain.

Health & Biomechanics

You might also like to view...

The following are some of the important terms from this chapter written as their phonetic spellings. Sound out each term and write it in the blank. Pronunciations for all terms are included in the glossary at the end of the book

1. AP-nee-ah 2. AZ-mah 3. al-vee-OH-lar 4. sigh-ah-NO-sis 5. em-fih-SEE-mah 6. PULL-mon-air-ee 7. in-floo-EN-za 8. en-doh-TRAY-kee-al 9. brong-KOG-rah-fee 10. new-moh-THOH-raks 11. too-ber-kyoo-LOH-sis 12. tho-RASS-ik 13. spy-ROM-eh-tree 14. ploor-oh-sen-TEE-sis 15. ah-NOK-see-ah 16. thor-ah-KOT-oh-mee 17. ah-NOZ-mee-ah 18. dif-THEAR-ee-ah 19. dis-FOH-nee-ah 20. lair-RING-go-scope 21. pan-sigh-nus-EYE-tis 22. per-TUH-is 23. rye-NYE-tis 24. rye-noh-REE-ah 25. tray-kee-oh-steh-NOH-sis

Health & Biomechanics

Graceful, efficient movement of the body is:

(a) fitness (b) posture (c) muscular conditioning (d) muscular strength

Health & Biomechanics

Controlled substances are so called because

A. they cause a lack of self-control in users. B. their manufacture and distribution are controlled by law. C. they control some involuntary physiological functions. D. they gain control over the user.

Health & Biomechanics

The idea that our relationships are patterned after the bond children share with their parents is called

A) parenting style. B) nonverbal skill. C) accommodation theory. D) attachment theory.

Health & Biomechanics