Question

question 3
tetanus is a highly fatal neurologic disease in horses characterized by a stiff and stilted gait, hyperexcitability, seizures, and coma. the causative organism is commonly present in the environment. the most common portals of entry for this organism include
a subsolar abscess.
a surgical site.
a penetrating wound.
all are correct.

question 4
clinical signs of this equine disease include fever, anemia, icterus, lethargy, stiffness, and limb edema. diagnosis is based on observation of the organism within white blood cells on a peripheral blood smear, or by pcr or serology. what is the pathogen that causes this disease?
ixodes
anaplasma phagocytophilum
borrelia burgdorferi
clostridium tetani

Explanation:

For Question 3, the causative organism of tetanus can enter through a subsolar abscess, a surgical site, or a penetrating wound. For Question 4, Anaplasma phagocytophilum can cause the described equine - disease symptoms and be diagnosed via the mentioned methods.

Answer:

Question 3: D. All are correct
Question 4: B. Anaplasma phagocytophilum