| A | B |
| alopecia | hair loss |
| Anterior chamber | the rear chamber of the eye |
| aortic valve | valve of heart leading to the aorta |
| auscultate | to listen to the sounds of the body, usually with a stethoscope |
| axillary lymph nodes | lymph nodes located under the front legs |
| capillary refill time | time it takes for the gums to return to a pink color; usually less than 2 seconds |
| comedones | black heads on the skin; usually found on the chin of animals |
| cornea | clear layer covering the eyeball |
| crackles | short, popping noises heard when auscultating the lungs; abnormal |
| crepitus | crackling felt in joints |
| crescendo | increase in intensity of a heart murmur |
| crescendo-decrescendo | increase, then decrease in intensity of a heart murmur |
| crusts | build-up of skin cells on the surface of the skin; hyperkeratinization |
| decrescendo | decrease in intensity of a heart murmur |
| diastole | blood pressure when heart is in relaxed phase of heart beat |
| ectropion | eyelids appear loose and not in contact with the eye |
| entropion | eyelids are rolled toward eye |
| erythema | redness and irritation of skin |
| gastrocnemius reflex | a reflex that can be tested by tapping the back side of the back leg above the ankle |
| gingival mucosa | the mucous membranes of the mouth; the gums |
| heart murmur | a "whooshing" noise heard in the heart caused by damaged or malformed valves |
| hematoma | a blood-filled swelling in the skin |
| holosystolic murmur | a heart murmur occurring throughout systole |
| inguinal lymph nodes | lymph nodes located inside the back legs |
| iris | the colored part of the eye |
| irregularly irregular rhythm | no pattern to the heart rhythm |
| jugular furrow | the groove located on either side of the trachea through which the jugular vein passes |
| labial mucosa | the mucous membranes of the labia or vulva |
| lens | the gel-like structure located within the pupil of the eye |
| machinery murmur | a mechanical sounding heart murmur |
| macules | a discolored spot on the skin that is not raised |
| nares | the nasal openings |
| nictitating membrane | a clear membrane covering the eye underneath the main palpebra; the third eyelid |
| pruritic | a state of itchiness |
| papules | a small, elevated lesion on the skin |
| pinnae | the external ear flaps |
| polydipsia | a condition of excessive thirst |
| polyuria | a condition of excessive urination |
| popliteal lymph nodes | lymph nodes located at the back of the back legs |
| prescapular lymph nodes | lymph nodes located in front of the shoulder joints |
| purulent | have or containing pus |
| pustules | pus-filled raised lesions on the skin |
| sclera | the "white" of the eye |
| stenotic | an opening that is smaller than normal |
| stifle joint | the "knee" of an animal |
| submandibular lymph nodes | the lymph nodes located under the jaw |
| wheezes | longer, musical noises in the lungs; considered abnormal |