1Choose the LETTER that best describes the statementsheet1. Which of the following is TRUE about nerve impulse?a. It is an electrochemical signal moving along an active neuronb. It is an space between neuronc. The length of time between application of a stimulus and detection of responsed. any factor in the environment that influences behaviour2.It is a part of the brain under cerebrum that controls posture, balance, and coordination.a. Cerebrumb. Cerebellumc. brain stem d. medulla3. It maintains body functions and restores the body to normal or relaxed modea. Sympathetic b. Cranial nerves c. Spinal nerves d. parasymphatetic4. The channel for signals between the brain and the rest of the body, and controls simplemusculoskeletal reflexes without input from the brain.a. Brainb. Spinal nerves c. spinal cordd. brain stem5.Which of the following is TRUE about the function of Pancreas?a. produce certain antibodiesc. regulates blood sugar levelb. regulates body metabolismd. stimulates growth6. Which of the following is NOT a hormone released by the pituitary?a. ACTHb. Thymosinc. Oxytocind. LH7. Which part of the body is thymus gland located?a. below the voice boxc. at the base of the brainb. lower abdomend. in front of the heartHow important is the thymus gland in keeping your body free from diseases?a. helps fight infectionc. controls the output of other glandb. regulates body metabolismd. enable the body to do spontaneous workHow do oral contraceptives, specifically birth control pills, prevent pregnancy?a produce certain antibodiesc. develop adaptive immune systemb. prevent ovulationd. provides required nourishmentControlling the calcium level in your body and normalizing bone growth is performed by whatgland?a. Thymus gland b. Adrenal gland c. Parathyroid gland d. Pancreas101kot​