HSI STUDY EXAM 2025/2026 QUESTIONS WITH
SOLUTIONS GRADED A+
✔✔contractibility - ✔✔muscle fibers that are stimulated by nerves contract, or become
short and thick, which causes movement
✔✔myocardium - ✔✔heart muscle
✔✔pectoralis major - ✔✔chest muscle
✔✔Sternocleidomastoid - ✔✔muscle that flexes neck; rotates head (it is located on both
sides of the neck)
✔✔latissimus dorsi - ✔✔lower back muscle
✔✔trapezius - ✔✔upper back muscle
✔✔diaphragm - ✔✔Large, flat muscle at the bottom of the chest cavity that helps with
breathing
✔✔sphincter - ✔✔circular muscles
✔✔hamstrings - ✔✔upper back leg
✔✔quadriceps - ✔✔muscles located on the front of the upper leg; strongest muscles in
body
✔✔lymph - ✔✔watery fluid
✔✔lymph fluid closely resembles _______ _______. - ✔✔blood plasma
✔✔thoracic duct - ✔✔largest lymphatic vessel in the body
✔✔The lymphatic system works closely with the __________ system to remove waste
& fluid from the tissues. - ✔✔circulatory
✔✔Lymphatic vessels accompany and closely parallel the __________. - ✔✔veins
✔✔Spleen - ✔✔the largest lymphatic organ in the body
✔✔adenoids are a type of __________. - ✔✔tonsils
✔✔tonsils are located in the __________. - ✔✔back of the mouth/throat/pharynx
,✔✔axilla; axillary - ✔✔armpit
✔✔spleen - ✔✔An organ that is part of the lymphatic system; it produces lymphocytes,
filters the blood, stores blood cells, and destroys old blood cells.
✔✔immunity - ✔✔the body's ability to resist pathogens and disease
✔✔lymph nodes - ✔✔located all over the body especially in the neck, axilla, and groin
that filter out pathogens, cancer, etc.
✔✔Anaphalaxis - ✔✔Severe allergic reaction
✔✔mononucleosis - ✔✔Epstein-Barr virus; common in young adults; "kissing disease"
✔✔Hodgkin's lymphoma - ✔✔chronic malignant disease of the lymph nodes; painless
swelling of the lymph nodes
✔✔ARC - ✔✔patient has HIV virus but not AIDS
✔✔HC workers should NEVER ... - ✔✔recap needles
✔✔Universal or standard precautions - ✔✔Equipment and procedures used to
decrease chance of disease transmission (gloves, googles, gowns, etc)
✔✔larynx - ✔✔voicebox
✔✔main symptom of a patient with asthma - ✔✔wheezing
✔✔pleura; pleural; pneum(o) - ✔✔refer the lungs
✔✔periotoneum - ✔✔membrane that lines the abdominal cavity
✔✔Sinuses - ✔✔hollow spaces in the bones of the skull that warm and moisten air and
act as resonating chambers for the voice
✔✔most common cause of bronchitis - ✔✔smoking
✔✔inspiration - ✔✔inhale
✔✔expiration - ✔✔exhale
✔✔normal breaths per minute - ✔✔12-20
, ✔✔normal heartrate - ✔✔60-100 beats per min
✔✔normal temperature - ✔✔98.6 F
✔✔septum - ✔✔separates the heart and nose into right and left
✔✔pharynx - ✔✔throat
✔✔cough - ✔✔clears lower respiratory tract
✔✔sneezing - ✔✔clears upper respiratory tract
✔✔epiglottis - ✔✔A flap of tissue that seals off the windpipe and prevents food from
entering.
✔✔-pnea - ✔✔breathing
✔✔eupnea - ✔✔normal breathing
✔✔dyspnea - ✔✔difficulty breathing, shortness of breath
✔✔trachea - ✔✔windpipe; Allows air to pass to and from lungs
✔✔The common cold and the flu (Influenza) are caused by which pathogen? - ✔✔virus
✔✔Tuberculosis - ✔✔An infectious disease that may affect almost all tissues of the
body, especially the lungs. Symptoms include night sweats, cough, fever & weight loss.
✔✔jaundice - ✔✔yellowing of the skin and the whites of the eyes caused by liver
issues;
✔✔gallbladder - ✔✔A muscular sac attached to the liver that secretes bile and stores it
until needed for FAT digestion
✔✔cardiac sphincter - ✔✔opening from the esophagus into the stomach
✔✔pyloric sphincter - ✔✔opening from the stomach into the duodenum
✔✔absorption - ✔✔The process by which nutrient molecules pass through the wall of
the digestive system into the blood; occurs mainly in the SMALL INTESTINES
✔✔anus - ✔✔external opening of the rectum
SOLUTIONS GRADED A+
✔✔contractibility - ✔✔muscle fibers that are stimulated by nerves contract, or become
short and thick, which causes movement
✔✔myocardium - ✔✔heart muscle
✔✔pectoralis major - ✔✔chest muscle
✔✔Sternocleidomastoid - ✔✔muscle that flexes neck; rotates head (it is located on both
sides of the neck)
✔✔latissimus dorsi - ✔✔lower back muscle
✔✔trapezius - ✔✔upper back muscle
✔✔diaphragm - ✔✔Large, flat muscle at the bottom of the chest cavity that helps with
breathing
✔✔sphincter - ✔✔circular muscles
✔✔hamstrings - ✔✔upper back leg
✔✔quadriceps - ✔✔muscles located on the front of the upper leg; strongest muscles in
body
✔✔lymph - ✔✔watery fluid
✔✔lymph fluid closely resembles _______ _______. - ✔✔blood plasma
✔✔thoracic duct - ✔✔largest lymphatic vessel in the body
✔✔The lymphatic system works closely with the __________ system to remove waste
& fluid from the tissues. - ✔✔circulatory
✔✔Lymphatic vessels accompany and closely parallel the __________. - ✔✔veins
✔✔Spleen - ✔✔the largest lymphatic organ in the body
✔✔adenoids are a type of __________. - ✔✔tonsils
✔✔tonsils are located in the __________. - ✔✔back of the mouth/throat/pharynx
,✔✔axilla; axillary - ✔✔armpit
✔✔spleen - ✔✔An organ that is part of the lymphatic system; it produces lymphocytes,
filters the blood, stores blood cells, and destroys old blood cells.
✔✔immunity - ✔✔the body's ability to resist pathogens and disease
✔✔lymph nodes - ✔✔located all over the body especially in the neck, axilla, and groin
that filter out pathogens, cancer, etc.
✔✔Anaphalaxis - ✔✔Severe allergic reaction
✔✔mononucleosis - ✔✔Epstein-Barr virus; common in young adults; "kissing disease"
✔✔Hodgkin's lymphoma - ✔✔chronic malignant disease of the lymph nodes; painless
swelling of the lymph nodes
✔✔ARC - ✔✔patient has HIV virus but not AIDS
✔✔HC workers should NEVER ... - ✔✔recap needles
✔✔Universal or standard precautions - ✔✔Equipment and procedures used to
decrease chance of disease transmission (gloves, googles, gowns, etc)
✔✔larynx - ✔✔voicebox
✔✔main symptom of a patient with asthma - ✔✔wheezing
✔✔pleura; pleural; pneum(o) - ✔✔refer the lungs
✔✔periotoneum - ✔✔membrane that lines the abdominal cavity
✔✔Sinuses - ✔✔hollow spaces in the bones of the skull that warm and moisten air and
act as resonating chambers for the voice
✔✔most common cause of bronchitis - ✔✔smoking
✔✔inspiration - ✔✔inhale
✔✔expiration - ✔✔exhale
✔✔normal breaths per minute - ✔✔12-20
, ✔✔normal heartrate - ✔✔60-100 beats per min
✔✔normal temperature - ✔✔98.6 F
✔✔septum - ✔✔separates the heart and nose into right and left
✔✔pharynx - ✔✔throat
✔✔cough - ✔✔clears lower respiratory tract
✔✔sneezing - ✔✔clears upper respiratory tract
✔✔epiglottis - ✔✔A flap of tissue that seals off the windpipe and prevents food from
entering.
✔✔-pnea - ✔✔breathing
✔✔eupnea - ✔✔normal breathing
✔✔dyspnea - ✔✔difficulty breathing, shortness of breath
✔✔trachea - ✔✔windpipe; Allows air to pass to and from lungs
✔✔The common cold and the flu (Influenza) are caused by which pathogen? - ✔✔virus
✔✔Tuberculosis - ✔✔An infectious disease that may affect almost all tissues of the
body, especially the lungs. Symptoms include night sweats, cough, fever & weight loss.
✔✔jaundice - ✔✔yellowing of the skin and the whites of the eyes caused by liver
issues;
✔✔gallbladder - ✔✔A muscular sac attached to the liver that secretes bile and stores it
until needed for FAT digestion
✔✔cardiac sphincter - ✔✔opening from the esophagus into the stomach
✔✔pyloric sphincter - ✔✔opening from the stomach into the duodenum
✔✔absorption - ✔✔The process by which nutrient molecules pass through the wall of
the digestive system into the blood; occurs mainly in the SMALL INTESTINES
✔✔anus - ✔✔external opening of the rectum
