HESI A2 Anatomy and Physiology 2021 questions and answers 100% verified.

HESI A2 Anatomy and Physiology 2021 questions and answers 100% verified. Blood is prevented from changing direction in the veins by: A) pressure from the heart B) valves C) suction from the heart D) none of the above - correct answers.B The liquid part of the blood is called A) plasma B) blood fluid C) serous fluid D) none of the above - correct answers.A Blood cells that are responsible for transportation of oxygen are called A) leukocytes B) thrombocytes C) erythrocytes D) none of the above - correct answers.C What is the thyroid cartilage commonly known as ? A) vocal box B) Adam's apple C) vocal cords D) none of the above - correct answers.B When exhaling, the diaphragm A) Relaxes B) contracts C) does nothing D) none of the above - correct answers.A Which bone forms the rib cage og the thoracic region with the ribs? A) sternum B) fibula C) occipital bone D) none of the above - correct answers.A the humerus and ulna form the A) shoulder joint B) elbow joint C) wrist joint D) none of the above - correct answers.B The patella is also called A) breastbone B) Kneecap C) finger bone D) none of the above - correct answers.B The bone that is stationary during the movement is called the: A) insertion B) agonist C) origin D) none of the above - correct answers.C How many origin does a quadriceps have? A) 4 B) 5 C) 3 D) none of the above - correct answers.A Which part of the brain is responsible for higher brain functions? A) the pons B) the cerebral cortex C) the cerebellar cortex D) none of the above - correct answers.B How many thoracic spinal nerves are in the human body? A) 8 B) 9 C) 12 D) none of the above - correct answers.C In which region of the small intestine are most of the nutrients absorbed? A) the jejunum B) the ileum C) the duodenum D) none of the above - correct answers.A Testes are an organ found in A) females B) plants C) males D) amoebas - correct answers.C What are the two main parts of the human body's central nervous system? A) the heart and the spinal cord B) the brain and the spinal cord C) the peripheral nerves and the brain D) the spinal cord and the peripheral nerves - correct answers.B When measuring blood pressure, the numbers represent: A) the systolic and diastolic pressures, respectively B) the diastolic and systolic pressures, respectively C) the pressure in the arteries and the veins, respectively D) none of the above - correct answers.A The superior vena cava A) ascends from the right atrium B) ascends from the left atrium C) descends from the right atrium D) none of the above - correct answers.A The rectum is a part of : A) the anus B) the large intestine C) the small intestine D) none of the above - correct answers.B Where does digestion start? A) the stomach B) the small intestine C) the mouth D) none of the above - correct answers.C The large intestine mainly: A) absorbs water B) digests food C) moves the food from the esophagus to the small intestine D) none of the above - correct answers.A What is the name of the process that happens in the red bone marrow? A) hematopoiesis B) bone fusing C) calcification D) none of the above - correct answers.A The vertebral column protects the A) brain B) heart C) spinal column D) none of the above - correct answers.C In the digestive system, the majority of nutrients are absorbed in the: A) esophagus B) stomach C) small intestine