Physiology Test 1 Questions and

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NurseHub- HESI A2 Anatomy & Physiology Test 1 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Which type of muscle is striated and involuntary?

• Smooth

✔✔B. Cardiac

• Skeletal
• Connective

Which part of the neuron communicates with the next neuron across a synapse?

• Dendrite
• Axon

✔✔C. Synaptic terminal

• Myelin sheath

Which organ filters blood to remove waste and produce urine?

• Liver 1 / 3

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• Spleen

✔✔C. Kidney

• Pancreas

Which hormone regulates calcium levels by lowering blood calcium?

• Parathyroid hormone

✔✔B. Calcitonin

• Cortisol
• Aldosterone

Which bone is part of the skull and protects the brain?

• Mandible
• Zygomatic

✔✔C. Cranium

• Maxilla

Which part of the digestive system absorbs most nutrients from food?

• Stomach 2 / 3

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✔✔B. Small intestine

• Large intestine
• Esophagus

Which structure prevents food from entering the trachea during swallowing?

• Soft palate

✔✔B. Epiglottis

• Tongue
• Pharynx

Which hormone stimulates milk production in nursing mothers?

• Oxytocin

✔✔B. Prolactin

• Estrogen
• Progesterone

Which blood type is considered the universal donor?

• AB positive
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